Home / 531,053.08-733,569.42-493,261.72

Finding the Fourth Proportional to 531,053.08, 733,569.42 and 493,261.72

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Solution

The fourth proportional to 531,053.08, 733,569.42 and 493,261.72 is: 681,366.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,053.08 : 733,569.42 = 493,261.72 : x
  2. Step 2: Convert to fraction form
    531,053.08/733,569.42 = 493,261.72/x
  3. Step 3: Cross multiply
    531,053.08x = 733,569.42 × 493,261.72
  4. Step 4: Simplify right side
    531,053.08x = 361,841,713,848.60
  5. Step 5: Solve for x
    x = 361,841,713,848.60/531,053.08
  6. Step 6: Final answer
    x = 681,366.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.